Superocean Heritage watch, 44 MM, Self-winding mechanical. Chronograph-1/4th second, 30 minutes, 12 hours. Calibre Breitling B 01. Stainless Steel Case with Transparent sapphire crystal caseback. Approximately 70 hours power reserve. Vibrations 28,800 v.p.h with 47 jewels. Unidirectional, ratcheted. Screw-locked, two gaskets. Cambered sapphire crystal, glareproofed on both sides. Siver Dial -Black Rubber Strap with Buckle.